वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-1, chapter-42, verse-12

शिंशुमारोरगगणैर्मीनैरपि च चञ्चलैः ।
विद्युद्भिरिव विक्षिप्तैराकाशमभवत्तदा ॥१२॥

12. śiṃśumāroragagaṇairmīnairapi ca cañcalaiḥ ,
vidyudbhiriva vikṣiptairākāśamabhavattadā.

12. śiṃśumāroragagaṇaiḥ mīnaiḥ api ca cañcalaiḥ
vidyudbhiḥ iva vikṣiptaiḥ ākāśam abhavat tadā

12. tadā cañcalaiḥ śiṃśumāroragagaṇaiḥ mīnaiḥ api
ca vidyudbhiḥ iva vikṣiptaiḥ ākāśam abhavat

12. Then, [the water] became like the sky, agitated by restless groups of dolphins, serpents, and fish, which were scattered about like streaks of lightning.

Words meanings summery:

• शिंशुमारोरगगणैः (śiṁśumāroragagaṇaiḥ) - by groups of dolphins and snakes/serpents

• मीनैः (mīnaiḥ) - by fish

• अपि (api) - also, even, too

• च (ca) - and, also

• चञ्चलैः (cañcalaiḥ) - modifying the marine creatures (by the restless, by the agitated)

• विद्युद्भिः (vidyudbhiḥ) - by lightnings, by flashes of lightning

• इव (iva) - like, as if, as

• विक्षिप्तैः (vikṣiptaiḥ) - modifying the marine creatures, stating they are scattered like lightning (by those scattered, by those thrown about)

• आकाशम् (ākāśam) - like the sky (accusative, functioning as the complement of abhavat in the sense of 'became *like* the sky') (sky, space, ether)

• अभवत् (abhavat) - became, was

• तदा (tadā) - then, at that time

Words meanings and morphology

शिंशुमारोरगगणैः (śiṁśumāroragagaṇaiḥ) - by groups of dolphins and snakes/serpents

(noun)

Instrumental, masculine, plural of śiṃśumāroragagaṇa

śiṁśumāroragagaṇa - group of dolphins and snakes

Compound type : dvandva-tatpuruṣa (śiṃśumāra+uraga+gaṇa)

• śiṃśumāra – dolphin, porpoise
  noun (masculine)
• uraga – serpent, snake (lit. 'moving on the chest')
  noun (masculine)
  From uras (chest) + ga (going)
  Root: gam (class 1)
• gaṇa – group, multitude, host, troop
  noun (masculine)

मीनैः (mīnaiḥ) - by fish

(noun)

Instrumental, masculine, plural of mīna

mīna - fish

अपि (api) - also, even, too

(indeclinable)

च (ca) - and, also

(indeclinable)

चञ्चलैः (cañcalaiḥ) - modifying the marine creatures (by the restless, by the agitated)

(adjective)

Instrumental, masculine, plural of cañcala

cañcala - restless, agitated, flickering, unsteady

From root CAL (to move) with iterative/intensive sense.

Root: cal (class 1)

Note: Agrees with śiṃśumāroragagaṇaiḥ and mīnaiḥ.

विद्युद्भिः (vidyudbhiḥ) - by lightnings, by flashes of lightning

(noun)

Instrumental, feminine, plural of vidyut

vidyut - lightning, flash, electricity

इव (iva) - like, as if, as

(indeclinable)

विक्षिप्तैः (vikṣiptaiḥ) - modifying the marine creatures, stating they are scattered like lightning (by those scattered, by those thrown about)

(adjective)

Instrumental, masculine, plural of vikṣipta

vikṣipta - scattered, thrown, dispersed, confused

Past Passive Participle

From root KṢIP (to throw) with prefix VI (apart).

Prefix: vi

Root: kṣip (class 6)

Note: Past Passive Participle functioning as an adjective.

आकाशम् (ākāśam) - like the sky (accusative, functioning as the complement of abhavat in the sense of 'became *like* the sky') (sky, space, ether)

(noun)

Accusative, neuter, singular of ākāśa

ākāśa - sky, space, ether, atmosphere

From root KĀŚ (to shine) with prefix Ā.

Prefix: ā

Root: kāś (class 1)

Note: The accusative form ākāśam is often used with bhū or gam to indicate 'becoming something' or 'reaching the state of something'.

अभवत् (abhavat) - became, was

(verb)

3rd person , singular, active, imperfect (laṅ) of bhū

third person singular, imperfect active

Root: bhū (class 1)

तदा (tadā) - then, at that time

(indeclinable)

temporal adverb from 'tad' (that)